Safety belt



FIG. 1 is a front view of a safety belt showing my new design;

FIG. 2 is a rear view of the safety belt;

FIG. 3 is a left side view of the safety belt;

FIG. 4 is a right side view of the safety belt;

FIG. 5 is a top view of the safety belt; and,

FIG. 6 is a bottom view of the safety belt. 

CLAIM The ornamental design for a safety belt, as shown and described. 